Yak-9T - incredible firepower (or maybe incredible tank's lack of armor?)

[Pursuivant]

Originally Posted by gaunt1

As far as I know, bombs up to 250kg also required a direct hit against a medium or heavy tank.

Yes and no. Even a small bomb could potentially be a tank killer if it hit in the right place (e.g., the PTAB bomblets). Large bombs increase the chance of a near miss injuring or killing crew due to overpressure, or damaging the tank or tipping it over.